graphql-file-example-database-schema.graphql

# database/schema.graphql

type Mutation {
  ...
  # takes two arguments(data and where) and returns a File
  updateFile(data: FileUpdateInput!, where: FileWhereUniqueInput!): File 
  ...
}

# Tells us which properties can be given to data
input FileUpdateInput {
  name: String
  size: Int
  secret: String
  contentType: String
  url: String
}

# Tells us which properties can be given to where
input FileWhereUniqueInput {
  id: ID
  secret: String
  url: String
}